Author(s): Fengjiao Zhang ABSTRACT As one of important characteristics of the economic development and social progress, fulfilling corporation social responsibility has attracted wide attention from all sectors of society. We empirically test the influence of family enterprise on the behavior … Continue reading →

Author(s)： Guenther Sandleben ABSTRACT By drawing on his critically developed labour theory of value, Marx was able to provide a satisfactory answer to the question of unequal exchange—that is, the question of how the law of value regulates exchange between … Continue reading →

Author(s)： Pat A. Terletzky, Robert Douglas Ramsey ABSTRACT Whether a species is rare and requires protection or is overabundant and needs control, an accurate estimate of population size is essential for the development of conservation plans and management goals. Current … Continue reading →

Author(s)： Mandana Bagherian, Adis Kraskian Mojembari, Parviz Naghibian, Sanam Farshad Nik ABSTRACT It is commonly believed that extroverts are happy and felicitous, and introversion is usually regarded as the state of having no fun or happiness in life. The present … Continue reading →

Author(s): V. P. Ivanov, G. K. Ivanova ABSTRACT There is a new method of calculating the trajectory of sound waves (rays) in layered stratified speed of sound in ocean without dispersion. A sound wave in the fluid is considered as … Continue reading →